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13181 Peneleos (1996 RS28)
Classification: Jupiter Trojan          SPK-ID: 2013181
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2456800.5 (2014-May-23.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1368212678150352 6.6741e-08  
a 5.211867728958779 1.2724e-07 AU
q 4.498773378598371 3.5905e-07 AU
i 2.546536021519028 1.0183e-05 deg
node 11.01429922416831 0.00016768 deg
peri 103.77566965011 0.00017624 deg
M 60.91054286575415 4.7552e-05 deg
tp 2456065.176451687778
(2012-May-17.67645169)
0.00057234 JED
period 4345.987819807006
11.90
0.00015915
4.357e-07
d
yr
n .08283502276727198 3.0335e-09 deg/d
Q 5.924962079319188 1.4465e-07 AU
  Orbit Determination Parameters
   # obs. used (total)      586  
   data-arc span      13242 days (36.25 yr)  
   first obs. used      1978-03-15  
   last obs. used      2014-06-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .56981  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jul-14 12:29:59  

Additional Information
 Earth MOID = 3.51613 AU 
 T_jup = 2.979 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 11.9 mag n/a PDS3 (MPC 37535)  

13181 Peneleos           Discovered 1996 Sept. 11 at the European Southern Observatory during the Uppsala-DLR Trojan Survey.
Peneleos, leader of Boeotia, killed by Eurypylus, is said to have been one of those inside the wooden horse.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20010309/MPCPages.arcLast Updated: 2009-05-11

Alternate Designations
 1996 RS28 = 1978 EW8 = 1997 UY11 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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